Obama

October 24, 2012 - As corporate money pours into the presidential race, workers have to fight for their own rights -- and they're doing just that at Walmart and a Louisiana salt mine.

October 3, 2012 - Protesters are sitting in trees in northeastern Texas in an effort to halt construction of a controversial pipeline designed to carry tar sands oil from Canada to Gulf Coast refineries.

October 3, 2012 - Indiana Republican Steve Buyer, who fought tobacco regulation while in the House, is now representing the North Carolina-based tobacco giant, which has been aggressively marketing smokeless tobacco products in the face of declining U.S. cigarette consumption rates.

September 25, 2012 - Still the nation's most desegregated region, the South is undergoing profound changes that are leading to greater racial and economic isolation of public school students.

September 19, 2012 - In a speech to wealthy donors, Republican presidential candidate Mitt Romney said 47 percent of Americans "pay no income tax," are "dependent upon government," and "will vote for the president no matter what." A look at the numbers behind those claims.

September 17, 2012 - Chicago Mayor Rahm Emanuel and his administration's school leaders have come perilously close to sounding like one of those Mississippi legislators back in 1985 who dealt with a statewide teachers' strike by giving them a pay raise -- but at the cost of a provision that prevented them from ever striking again.

September 14, 2012 - The U.S. solar market is growing by leaps and bounds, thanks in part to policies pursued by the Obama administration. But fossil fuel interests are spending heavily in this election to ensure it's a one-term administration.